static async Task Main(string[] args)
{
var updateCurencies = args.SingleOrDefault(a => a == "-u");
var context = new RatesContextFactory().CreateDbContext(args);
var api = new FixerClient(new HttpClient());
if (updateCurencies is not null)
{
var symbolsResponse = await api.GetSymbols();
if (!symbolsResponse.Success)
{
Console.WriteLine(symbolsResponse.Error.Info);
return;
}
await UpdateCurrencies(context, symbolsResponse.Content.Symbols);
Console.WriteLine("Updated symbols");
}
var response = await api.GetLatest();
if (!response.Success)
{
Console.WriteLine(response.Error.Info);
return;
}
Console.WriteLine("Got latest rates");
var currencies = await context.Currencies.ToListAsync();
var rates = response.Content.Rates.Select(r => new Rate
{
Currency = currencies.SingleOrDefault(c => c.Symbol == r.Key) ?? new Currency {
Symbol = r.Key
},
Date = response.Content.Date,
Timestamp = response.Content.Timestamp,
Value = r.Value
});
context.AddRange(rates);
await context.SaveChangesAsync();
Console.WriteLine(rates.Count() + " rates saved");
}
static async Task Main(string[] args)
{
if (args.Length != 3)
{
Console.WriteLine("Argument(s) missing (currency from, currency to, amount)");
return;
}
var currencyFrom = args[0]?.ToUpper();
var currencyTo = args[1]?.ToUpper();
decimal amount;
try
{
amount = Convert.ToDecimal(args[2]);
}
catch (Exception e)
{
Console.WriteLine("Could not parse amount: " + e.Message);
return;
}
using var api = new FixerClient(new HttpClient());
var response = await api.GetLatest(currencyFrom, currencyTo);
if (!response.Success)
{
Console.WriteLine(response.Error.Info);
return;
}
var latest = response.Content;
if (latest.Rates.Count != 2)
{
Console.WriteLine("One or more symbols not valid");
return;
}
Console.WriteLine("Got latest rates");
var converter = new CurrencyConverter(latest.Rates);
var convertedAmount = converter.Convert(currencyFrom, currencyTo, amount);
Console.WriteLine($"{amount:0.00} {currencyFrom} is {convertedAmount:0.00} {currencyTo}");
}
static async Task Main(string[] args)
{
Thread.CurrentThread.CurrentCulture = CultureInfo.InvariantCulture;
if (args.Length < 3)
{
Console.WriteLine("Argument(s) missing (currency from, currency to, amount)");
return;
}
var currencyFrom = args[0]?.ToUpper();
var currencyTo = args[1]?.ToUpper();
decimal amount;
DateTime?date = null;
try
{
amount = Convert.ToDecimal(args[2]);
if (args.Length == 4)
{
date = Convert.ToDateTime(args[3]);
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
return;
}
using var api = new FixerClient(new HttpClient());
FixerResponse <RatesResponse> response;
if (date is not null)
{
response = await api.GetHistorical((DateTime)date, currencyFrom, currencyTo);
}
else
{
response = await api.GetLatest(currencyFrom, currencyTo);
}
if (!response.Success)
{
Console.WriteLine(response.Error.Info);
return;
}
if (response.Content.Rates.Count != 2)
{
Console.WriteLine("One or more currency symbols not valid");
return;
}
if (date is not null)
{
Console.WriteLine($"Got rates from {(DateTime)date:yyyy-MM-dd}");
}
else
{
Console.WriteLine("Got latest rates");
}
var converter = new CurrencyConverter(response.Content.Rates);
var convertedAmount = converter.Convert(currencyFrom, currencyTo, amount);
Console.WriteLine($"{amount:0.00} {currencyFrom} {(date.HasValue ? "was" : "is")} {convertedAmount:0.00} {currencyTo}");
}
